[IMPROVE ACOUSTIC QUALITY] These noise-insulation soundproofing panels are multi-purpose and help absorb echoes and noise from your surroundings to improve sound quality and increase privacy. They can be used in home studios, bedrooms, living rooms, children's rooms, offices, audio recording spaces, home theaters, concert halls, rehearsal rooms, and more. [EASY TO CUT AND INSTALL] Easy to cut with a sharp knife, allowing you to create different styles of decorative wall art in your favorite space. The sound-absorbing panel set comes with strong adhesive tape—no additional purchase required—and can be easily glued to the wall without the need for tools. [ELEVATE YOUR HOME DECOR] Our soundproofing padding doubles as decorative wall art, providing noise deadening, dampening, acoustic insulation, echo reduction, reverb diffusion, and other sound-absorbing benefits. The starry sky design helps transform your room into a dream space while improving sound quality. [ECO-FRIENDLY AND HIGH DENSITY] Safe for adults, kids, and pets. Excellent at absorbing unwanted sounds and reducing echoes. Enhances acoustic quality in any room, especially useful in recording environments where ambient sound must be minimized. Unnecessary noise during recording can compromise audio quality. The sound-absorbing panels effectively absorb sound across low, mid, and high frequencies, making them ideal for recording applications. [Good sound absorption characteristics] Made from 215kg/m³ high-density polyester fiber cotton, these soundproof wall panels excel at reducing noise, eliminating sound impurities, and improving speech intelligibility. We use high-quality soundproofing material that is flame retardant, odorless, corrosion resistant, and fade resistant. The acoustic panels have a noise reduction coefficient of 0.92 and an absorption coefficient of 0.8. Colour: blue Material: polyester fiber cotton